2045502025 has 24 divisors (see below), whose sum is σ = 2906758400. Its totient is φ = 1398764160.

The previous prime is 2045502001. The next prime is 2045502031. The reversal of 2045502025 is 5202055402.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2045502025 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48301 + ... + 80149.

Almost surely, 2^2045502025 is an apocalyptic number.

2045502025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2045502025 is a deficient number, since it is larger than the sum of its proper divisors (861256375).

2045502025 is a wasteful number, since it uses less digits than its factorization.

2045502025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32233 (or 32228 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 2045502025 is about 45227.2265897435. The cubic root of 2045502025 is about 1269.4043179536.

Adding to 2045502025 its reverse (5202055402), we get a palindrome (7247557427).

The spelling of 2045502025 in words is "two billion, forty-five million, five hundred two thousand, twenty-five".